there are lots of threads on what to do and look for on your walk through. The main thing is to take lots of time, don't give them additional money until you are completely satisfied and understand how everything works. Many take in a checklist and some folks record the entire walkthrough fr later reference.
2021 2205S Rockwood Minilite
2019 F 150 Lariat 3.5 Eco Fx4 Max Tow
Equalizer WDH, 1809 lb payload